发明名称 MESS-FREE BIRD FEEDER
摘要 A mess-free bird feeder for a bird cage having enclosing walls and roof, and a generally open bottom. Seeds, seed husks and the like are intercepted and directed downwardly to the droppings tray of the cage, avoiding the scattering of such materials outside of the cage.
申请公布号 CA2031349(C) 申请公布日期 1996.07.02
申请号 CA19902031349 申请日期 1990.12.03
申请人 BURGETT, BARBARA 发明人 BURGETT, BARBARA
分类号 A01K39/00;A01K39/014;(IPC1-7):A01K39/01 主分类号 A01K39/00
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